Videos Locker vs PDF Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Videos Locker
Securely hide your private videos from your iOS photo gallery. Access your protected content only with a secret PIN code. Supports various video formats and allows easy management and transfer of files.
- Password protection for videos
- Supports multiple video formats
- Online YouTube video playback
- Transfer files via iTunes or Wi-Fi
- Easy video management and deletion
- iTunes file sharing folder
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Video Locker application is fully functional and very secure mobile application which allows you to protect your private videos from children’s and family members. Video Locker application helps you to add multiple videos which you want to kept safe from iOS photo gallery and only accessible by secret PIN code. The app contains the following features: + Set password to protect your videos + Support m4v, wmv, 3gp, mp4, mov, avi, mkv, mpeg, mpg, flv, vob format + Play youtube videos online + You can transfer video files via itunes or wifi + Manager your videos easily and delete files + iTunes file sharing folder
PDF Master
Transform your mobile device into a powerful PDF editor and scanner. Convert various file types to PDF, edit documents, add signatures, merge files, and secure sensitive information with passwords. Enjoy on-device processing for enhanced privacy.
- Convert Word, Excel, PowerPoint, and images to PDF
- Scan documents with OCR for searchable text
- Edit, comment, and e-sign PDFs
- Merge and split PDF files
- Compress documents
- Password protect sensitive files
- On-device processing for privacy
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Convert, edit & e-sign PDFs in seconds. Scan paper into searchable text with lightning-fast OCR. Merge, compress & protect documents wherever you are. PDF Master turns your iPhone and iPad into a complete PDF workstation: • Convert Word, Excel, PowerPoint and images to professional-quality PDFs • Export PDFs back to Office formats whenever you need to update them • Scan to PDF with automatic edge detection and shadow removal • OCR any page so text can be copied or searched • Edit & Sign – highlight, comment, fill forms and add legally binding e-signatures • Merge & Split – reorder pages or combine multiple files in seconds • Compress large documents for easy sharing without losing clarity • Secure sensitive files with passwords—or unlock PDFs you own Why PDF Master? • Instant, lossless conversions that keep original layout • Batch tools built for busy students and professionals • 100 % on-device processing—your documents never leave your phone • Clean, intuitive interface with zero learning curve Ideal for students, professionals, and anyone who works with documents regularly. Subscription Terms: We offer flexible VIP subscription plans including weekly, monthly, and yearly options. Prices may vary depending on your region and will be clearly displayed in the app. Subscriptions can be managed and canceled at any time via your Apple ID settings. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. Legal & Support • Privacy Policy:https://docs.qq.com/doc/DZFVVd1NtR2RQYm90 • Terms of Use:https://docs.qq.com/doc/DZERMRnF1VHhVZktB • Technical Support:https://docs.qq.com/doc/DZEJwTXR2dldWUmpP
Screenshots
Verdict
The clearest difference is in-app purchases: Videos Locker at none against PDF Master's 6. PDF Master's advantage is ads (none vs shown) and update cadence (every 15 months vs every 60 months). On price, rating, ratings volume and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. PDF Master sells 6 in-app purchases, starting at $0.99 per 7 days. Videos Locker asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Videos Locker against 5.0 for PDF Master. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Videos Locker ships an update every 60 months, PDF Master every 15 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Videos Locker | PDF Master |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 60 months | Every 15 months — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 40 MB | 8 MB |
| Age rating | 17+ | 4+ |
| Developer | Ha Lan | 程 张 |
In-app purchases
Videos Locker
No in-app purchases
PDF Master
- PDF转换器Pro周VIP3 Days trial$0.997 Days
- PDF转换器Pro月会员3 Days trial$3.991 Month
- Weekly PDF Premium7 Days trial$7.997 Days
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- PDF转换器Pro年会员3 Days trial$12.991 Year
- Monthly PDF Premium$12.991 Month
- Annual PDF Premium$29.991 Year









